From 2907dd5855f69ba1847ba8220569ec77092c159f Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Wed, 10 Jul 2024 13:03:00 +0200 Subject: [PATCH] i2c: rcar: clear NO_RXDMA flag after resetting [ Upstream commit fea6b5ebb71a2830b042e42de7ae255017ac3ce8 ] We should allow RXDMA only if the reset was really successful, so clear the flag after the reset call. Fixes: 0e864b552b23 ("i2c: rcar: reset controller is mandatory for Gen3+") Signed-off-by: Wolfram Sang Signed-off-by: Andi Shyti Signed-off-by: Sasha Levin --- drivers/i2c/busses/i2c-rcar.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c index db3a5b80f1aa..8a8c2403641b 100644 --- a/drivers/i2c/busses/i2c-rcar.c +++ b/drivers/i2c/busses/i2c-rcar.c @@ -826,10 +826,10 @@ static int rcar_i2c_master_xfer(struct i2c_adapter *adap, /* Gen3+ needs a reset. That also allows RXDMA once */ if (priv->devtype >= I2C_RCAR_GEN3) { - priv->flags &= ~ID_P_NO_RXDMA; ret = rcar_i2c_do_reset(priv); if (ret) goto out; + priv->flags &= ~ID_P_NO_RXDMA; } rcar_i2c_init(priv);